21830330

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{75277}}^1$

素因数の和:75313

約数の個数: 16

約数和(自身を含む): 40650120

約数和(自身を除く): 18819790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 75277, 150554, 376385, 752770, 2183033, 4366066, 10915165, 21830330]

約数ペア:

[(1, 21830330), (2, 10915165), (5, 4366066), (10, 2183033), (29, 752770), (58, 376385), (145, 150554), (290, 75277)]